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Create Callback to Identify Empty Batches #1020
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This pull request was exported from Phabricator. Differential Revision: D79212756 |
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Summary: # This Diff: This diff implements Step 1 of T232701473 by creating EmptyDataloaderDetectorCallback, a TNT callback that detects consecutive empty training epochs and implements a fail-fast strategy to surface dataloader issues early. # Callback Feature: The callback helps identify cases where dataloaders return empty batches, which can cause confusing downstream issues that manifest as red herrings (e.g., apparent checkpointing errors that are actually rapid step progression due to empty data). # Next Diff: Add to Mitra's default callbacks (Step 2 of T232701473) Differential Revision: D79212756
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This pull request was exported from Phabricator. Differential Revision: D79212756 |
supergeorge23
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that referenced
this pull request
Aug 1, 2025
Summary: # This Diff: This diff implements Step 1 of T232701473 by creating EmptyDataloaderDetectorCallback, a TNT callback that detects consecutive empty training epochs and implements a fail-fast strategy to surface dataloader issues early. # Callback Feature: The callback helps identify cases where dataloaders return empty batches, which can cause confusing downstream issues that manifest as red herrings (e.g., apparent checkpointing errors that are actually rapid step progression due to empty data). # Next Diff: Add to Mitra's default callbacks (Step 2 of T232701473), and will enable e2e test with Mitra Differential Revision: D79212756
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This pull request was exported from Phabricator. Differential Revision: D79212756 |
supergeorge23
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Aug 1, 2025
Summary: Pull Request resolved: meta-pytorch#1020 # This Diff: This diff implements Step 1 of T232701473 by creating EmptyDataloaderDetectorCallback, a TNT callback that detects consecutive empty training epochs and implements a fail-fast strategy to surface dataloader issues early. # Callback Feature: The callback helps identify cases where dataloaders return empty batches, which can cause confusing downstream issues that manifest as red herrings (e.g., apparent checkpointing errors that are actually rapid step progression due to empty data). # Next Diff: Add to Mitra's default callbacks (Step 2 of T232701473), and will enable e2e test with Mitra Differential Revision: D79212756
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supergeorge23
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Summary: # This Diff: This diff implements Step 1 of T232701473 by creating EmptyDataloaderDetectorCallback, a TNT callback that detects consecutive empty training epochs and implements a fail-fast strategy to surface dataloader issues early. # Callback Feature: The callback helps identify cases where dataloaders return empty batches, which can cause confusing downstream issues that manifest as red herrings (e.g., apparent checkpointing errors that are actually rapid step progression due to empty data). # Next Diff: Add to Mitra's default callbacks (Step 2 of T232701473), and will enable e2e test with Mitra Differential Revision: D79212756
This pull request was exported from Phabricator. Differential Revision: D79212756 |
Summary: # This Diff: This diff implements Step 1 of T232701473 by creating EmptyDataloaderDetectorCallback, a TNT callback that detects consecutive empty training epochs and implements a fail-fast strategy to surface dataloader issues early. # Callback Feature: The callback helps identify cases where dataloaders return empty batches, which can cause confusing downstream issues that manifest as red herrings (e.g., apparent checkpointing errors that are actually rapid step progression due to empty data). # Next Diff: Add to Mitra's default callbacks (Step 2 of T232701473), and will enable e2e test with Mitra Differential Revision: D79212756
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This pull request was exported from Phabricator. Differential Revision: D79212756 |
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Summary:
This Diff:
This diff implements Step 1 of T232701473 by creating EmptyDataloaderDetectorCallback,
a TNT callback that detects consecutive empty training epochs and implements a fail-fast
strategy to surface dataloader issues early.
Callback Feature:
The callback helps identify cases where dataloaders return empty batches, which can
cause confusing downstream issues that manifest as red herrings (e.g., apparent
checkpointing errors that are actually rapid step progression due to empty data).
Next Diff:
Add to Mitra's default callbacks (Step 2 of T232701473)
Differential Revision: D79212756